Cupferron, AR

Name: Cupferron, AR
Brand: Vaqora Chemicals
SKU: VQ-020611

About Cupferron, AR

Vaqora Chemicals supplies Cupferron in AR grade, an organic building block registered under CAS number 135-20-6. Its molecular formula is C6H9N3O2 and its molecular weight is 155.15 g/mol. Systematically, it is named azanium N-oxido-N-phenylnitrous amide. Alternative names: Ammonium cupferron and Ammonium-N-nitrosophenylhydroxylamine.

Store in a tightly closed container in a cool, dry and well-ventilated place. It carries the GHS signal word “Danger” with 5 hazard statements. Review the Safety Data Sheet before use.

Key uses span analytical determinations and organic synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 25 g and 100 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Analytical determinations
Organic synthesis

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Cupferron, AR
Catalogue No.	VQ-020611
CAS Number	135-20-6
IUPAC name	azanium N-oxido-N-phenylnitrous amide
Molecular formula	C₆H₉N₃O₂
Molecular weight	155.15 g/mol
Exact mass	155.0695
Grade	AR
HSN code	29280090
InChIKey	GDEBSAWXIHEMNF-UHFFFAOYSA-O
SMILES	C1=CC=C(C=C1)N(N=O)[O-].[NH4+]
PubChem CID	2724103

Physical properties
Physical form	Other
H-bond donors / acceptors	1 / 4
TPSA	56.7 Å²
Synonyms	Ammonium cupferron, Ammonium-N-nitrosophenylhydroxylamine, N-Nitrosophenylhydroxylamine ammonium salt, Cupferron, ammonium salt, N-Nitroso-N-phenylhydroxylamine ammonium salt, N-Nitrosofenylhydroxylamin amonny, Ammonium N-nitrosophenylhydroxylamine, Ammonium nitroso-beta-phenylhydroxylamine, N-Nitrosophenylhydroxylamin ammonium salz, N-Nitroso-N-phenylhydroxyamine ammonium salt, N-Hydroxy-N-nitroso-benzenamine, ammonium salt, Hydroxylamine, N-nitroso-N-phenyl-, ammonium salt

Safety & hazard information (GHS)

Toxic

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H351Suspected of causing cancer

Precautionary statements: P203, P261, P264, P264 + P265, P270, P271, P280, P301 + P316, P302 + P352, P304 + P340, P305 + P351 + P338, P318, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Cupferron, AR?

The CAS Registry Number of Cupferron, AR is 135-20-6. It is also known as Ammonium cupferron, Ammonium-N-nitrosophenylhydroxylamine, N-Nitrosophenylhydroxylamine ammonium salt.

What is the molecular formula and molecular weight of Cupferron, AR?

Cupferron, AR has the molecular formula C6H9N3O2 and a molecular weight of 155.15 g/mol. Its IUPAC name is azanium N-oxido-N-phenylnitrous amide.

Which grade and pack sizes of Cupferron, AR can I order?

We supply Cupferron, AR in AR grade, in 25 g, 100 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Cupferron, AR?

Yes. Every lot of Cupferron, AR is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Cupferron, AR be shipped internationally?

Yes. Cupferron, AR is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.